CN105203767B - A kind of blood glucose meter - Google Patents
A kind of blood glucose meter Download PDFInfo
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- CN105203767B CN105203767B CN201510745036.7A CN201510745036A CN105203767B CN 105203767 B CN105203767 B CN 105203767B CN 201510745036 A CN201510745036 A CN 201510745036A CN 105203767 B CN105203767 B CN 105203767B
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/66—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood sugars, e.g. galactose
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Abstract
The present invention relates to a kind of blood sugar detecting method based on blood glucose meter, the method includes: 1) provide a kind of blood glucose meter, described control terminal includes Automatic insulin injection equipment, Electrocardiography equipment, blood sugar test equipment and AVR32 chip, described Electrocardiography equipment and described blood sugar test equipment are respectively used to extract ECG data and the blood glucose level data of tested personnel, described AVR32 chip and described Automatic insulin injection equipment, described Electrocardiography equipment and described blood sugar test equipment connect respectively, determine whether to send electrocardiogram parameters alarm signal based on described ECG data, it is additionally based upon described blood glucose level data and determines the control strategy of described Automatic insulin injection equipment；2) described blood glucose meter is used.By means of the invention it is possible to while detection tested personnel's ECG data is the most abnormal automatically, uses Automatic insulin injection mode to replace original insulin manual injection's mode, improve the medical care effect to tested personnel.
Description
Technical field
The present invention relates to blood sugar test field, particularly relate to a kind of blood glucose meter.
Background technology
The concentration of the blood glucose in human body is generally controlled in a scope the narrowest, and blood glucose is too high or mistake
Low all can affect to people.In order to effectively detect the blood sugar concentration in human body, on the market
Occur in that multiple blood glucose meter, especially favored by suffering from the patient of hypertension.
But, blood glucose meter of the prior art detection parameter is single, testing mechanism falls behind, and lacks blood glucose
What detection and insulin supplied automatically controls mechanism, and meanwhile, the wireless communication interface being furnished with mates and connects
Connect inefficiency, can not meet the existing requirement of hospital and patient.
To this end, the present invention has built a kind of blood glucose meter, by the high-precision electrocardiogram through structure optimization
Monitoring device and blood glucose monitoring device are integrated in a detecting instrument, use blood sugar test and pancreas simultaneously
Bluetooth communication interface after the automatic control mode of island element supply and optimization, provides for patient and hospital
More easily medical services.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of blood glucose meter, by the heart
Electrograph detection equipment and blood sugar test equipment work in concentrating on a detecting instrument simultaneously, optimize existing
The structure of blood sugar test equipment, improve the precision of blood sugar test, meanwhile, add insulin pump and pancreas
Island element supply control mechanism, it is achieved automatically controlling of blood sugar concentration, particular, it is important that by improving
The matching mechanisms of existing bluetooth communication interface and connection mechanism, improve the communication of blood glucose instrument wireless connections
Efficiency.
According to an aspect of the present invention, it is provided that a kind of blood glucose meter, described control terminal includes insulin
Automatic injection device, Electrocardiography equipment, blood sugar test equipment and AVR32 chip, described electrocardio
Figure detection equipment and described blood sugar test equipment be respectively used to extract tested personnel ECG data and
Blood glucose level data, described AVR32 chip and described Automatic insulin injection equipment, described Electrocardiography
Equipment and described blood sugar test equipment connect respectively, determine whether to send the heart based on described ECG data
Electrograph parameter alarm signal, is additionally based upon described blood glucose level data and determines described Automatic insulin injection equipment
Control strategy.
More specifically, in described blood glucose meter, including: insulin storage device, it is used for prestoring
The insulin of preset capacity；Liquid level detection device, is positioned at described insulin storage device, for real
Time detection insulin storage device in insulin liquid level, and insulin liquid level equal to or less than preset
During datum level, send insufficient insulin alarm signal, described liquid level detection device also with AVR32
Chip connects so that described insufficient insulin alarm signal is sent to described AVR32 chip；Insulin drives
Dynamic equipment, is connected with described AVR32 chip, when receiving blood sugar concentration too high identification signal, and root
The blood sugar concentration forwarded according to described AVR32 chip and the difference of default blood glucose upper concentration determine islets of langerhans
Element pump drive signal, described insulin pump drives the amount of the supply insulin of signal deciding insulin pump
Value and speed；Insulin pump, connects respectively with insulin storage device and insulin infusion device, with
Described insulin drives equipment to connect, under the control driving equipment at described insulin, by described
Insulin in insulin storage device is expelled in tested personnel's body by insulin infusion device；Pancreas
Island element injection device, detachable is embedded in tested personnel's body, for injecting islets of langerhans to tested personnel
Element；Signal collecting device, including multiple medical electrode and multiple movement locus sensor, the plurality of
Medical electrode are separately positioned on the multiple fixed positions at tested personnel's body surface, are used for extracting tested personnel
Multiple voltages that the cardioelectric field multiple fixed positions at body surface produce respectively, each movement locus passes
Sensor is close to medical electrode and places, and is used for extracting corresponding position tested personnel because breathing and people
The drift electrocardio voltage signal that body moves and produces；Movement locus abatement apparatus, medical with the plurality of
Electrode and the plurality of movement locus sensor do not connect, each produced by each medical electrode
The drift electrocardio voltage signal summation that voltage produces with corresponding movement locus sensor, to obtain correspondence
Target voltage；Lead circuit, is connected with described movement locus abatement apparatus, is used for receiving multiple target
Voltage, calculates electrocardio voltage difference based on the plurality of target voltage and exports；Signal amplification circuit, with
The described circuit that leads connects, and is used for receiving described electrocardio voltage difference and amplifying described electrocardio voltage difference；
Bandwidth-limited circuit, is connected with described signal amplification circuit, the electrocardio voltage difference after filtering amplification
In noise contribution to obtain filtered electrical pressure reduction；Analog to digital conversion circuit, with described bandwidth-limited circuit even
Connect, for filtered electrical pressure reduction is carried out analog digital conversion, poor to obtain digitized voltage；Electrocardiogram parameters
Extract circuit, be connected with analog-digital conversion circuit as described, extract tested person based on described digitized voltage difference
The sinus rate of member and PR interval；Enzyme electrode sensor, including reference electrode, to pole electrode and work
Make three electrodes of electrode, working electrode is fixed with glucoseoxidase, wherein, when tested personnel's
When tested blood sample is dropped in the test zone of working electrode, glucoseoxidase fixing on working electrode
With the glucose generation chemical reaction in tested blood sample, the response current on working electrode and tested blood sample
In concentration of glucose linear；Amplifying circuit, is connected with described enzyme electrode sensor, is used for
The response current received and amplify on working electrode；Low pass filter, is connected with described amplifying circuit,
For receiving and filter the radio-frequency component in response current；Static storage device, is used for storing and presets ratio
Example coefficient；AVR32 chip, is connected respectively with described low pass filter and described static storage device,
Based on preset ratio coefficient and the blood sugar concentration of filtered response current calculating tested personnel, wherein,
Preset ratio coefficient is to determine the response current on working electrode and the concentration of glucose in tested blood sample
Between the ratio of linear relationship, described AVR32 chip also extracts circuit with described electrocardiogram parameters and is connected
To receive sinus rate and the PR interval of tested personnel；Serial communication circuit, is positioned at AVR32 chip
And between Bluetooth matching communication equipment, for by described blood sugar concentration and described insufficient insulin alarm signal
Number it is sent to Bluetooth matching communication equipment；Bluetooth matching communication equipment, for by described blood sugar concentration and
Described insufficient insulin alarm signal is wirelessly transmitted to the target Bluetooth devices connected；Described bluetooth
Join communication equipment and include the first search subset, the second search subset and coupling connexon equipment；Its
In, the first search subset, determine bluetooth MAC according to MAC Address concentration in Bluetooth Scatternet
Concentration the highest micro bluetooth network in address is as target piconet, and a Bluetooth Scatternet is by multiple bluetooths
Piconet forms；Second search subset, is connected, in described target with described first search subset
In piconet, find one or more bluetooths that, quantity preceding by signal intensity ranking is not more than 7
Matched communicating devices is as one or more target Bluetooth devices；Coupling connexon equipment, with described the
Two search subsets connect, and start the Bluetooth communication with the one or more target Bluetooth devices even
Connect；Wherein, described AVR32 chip, when described blood sugar concentration is higher than when presetting blood glucose upper concentration, is sent out
Go out blood glucose excessive concentration identification signal, when described blood sugar concentration is less than when presetting blood glucose least concentration, send out
Go out blood sugar concentration too low identification signal, when described sinus rate is outside default sinus rate scope,
Send sinus rate anomalous identification signal, when outside described PR is spaced in default PR interval,
Send PR and be spaced anomalous identification signal；Wherein, when the bluetooth having signal in described target piconet
Join the quantity of communication equipment for during more than or equal to 7, the quantity of the one or more target Bluetooth devices
It it is 7, when the quantity of the Bluetooth matching communication equipment having signal in described target piconet is less than 7
Time, the quantity of the one or more target Bluetooth devices is the indigo plant having signal in described target piconet
The quantity of tooth matched communicating devices；Wherein, described electrocardio voltage difference includes multiple voltage difference.More specifically
Ground, in described blood glucose meter: described static storage device is additionally operable to prestore described preset reference liquid
Position, described default blood glucose upper concentration and described default blood glucose least concentration.More specifically, described
In blood glucose meter: described AVR32 chip sending sinus rate anomalous identification signal, PR be spaced abnormal
When identifying signal, blood sugar concentration too high identification signal or blood sugar concentration too low identification signal, it is simultaneously emitted by
Abnormality signal, otherwise, described AVR32 chip is simultaneously emitted by normal state signal.More specifically,
In described blood glucose meter: described serial communication circuit is RS232 communication interface.More specifically, institute
State in blood glucose meter: described signal amplification circuit, described bandwidth-limited circuit and analog-digital conversion circuit as described
It is integrated on one piece of surface-mounted integrated circuit.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of the first embodiment of the blood glucose meter of the present invention.
Reference: 1 Automatic insulin injection equipment；2 Electrocardiography equipment；3 blood sugar test
Equipment；4AVR32 chip
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of the blood glucose meter of the present invention is described in detail.
It is currently, there are Medical Instruments of some detection blood glucose, but these blood glucose meter all exists following defect:
(1) detection pattern is single, can only detect blood sugar concentration；(2) testing mechanism falls behind, structural redundancy
Spending height, precision can not meet the accuracy requirement increasingly increased；(3) there is no blood sugar test and islets of langerhans
The control mechanism of element supply, it is impossible to according to the blood sugar content self-adaptative adjustment tested personnel's of tested human body
The supply parameter of insulin, such as, feed speed, quantity delivered etc., in addition it is also necessary to manual observation blood glucose contains
Amount, manual decision's insulin supply parameter, automatization level falls behind；(4) wireless communication interface is deficient
Weary, it is impossible to the parameters relevant to blood glucose is timely fed back to medical server end, even if having one
A little simple wireless communication interfaces, such as bluetooth communication interface, its matching mechanisms and connection mechanism efficiency
Lowly, can not meet the requirement of the high speed transmission data of medical device.
To this end, the present invention proposes a kind of blood glucose meter, it is possible to improve the structure of the blood glucose meter fallen behind, will
Electrocardiography is dissolved in blood glucose meter, widens the scope of the physiological parameter of detection, improves blood sugar test
Precision, it is possible to set up the insulin delivery system that blood glucose automatically controls, reduce artificial participation, it addition,
Existing Bluetooth communication mechanism can also be improved, improve speed and the efficiency of wireless data transmission, thus,
Improve the intelligent level of blood glucose meter on the whole.
Fig. 1 is the block diagram of the first embodiment of the blood glucose meter of the present invention, described control terminal bag
Include Automatic insulin injection equipment, Electrocardiography equipment, blood sugar test equipment and AVR32 chip,
Described Electrocardiography equipment and described blood sugar test equipment are respectively used to extract the electrocardio of tested personnel
Diagram data and blood glucose level data, described AVR32 chip and described Automatic insulin injection equipment, the described heart
Electrograph detection equipment and described blood sugar test equipment connect respectively, determine based on described ECG data and are
No send electrocardiogram parameters alarm signal, be additionally based upon described blood glucose level data and determine that described insulin is noted automatically
The control strategy of jet device.
Then, continue the concrete structure of the second embodiment of the blood glucose meter of the present invention is carried out further
Explanation.
Described control terminal includes: insulin storage device, for prestoring the islets of langerhans of preset capacity
Element；Liquid level detection device, is positioned at described insulin storage device, deposits for detection insulin in real time
Insulin liquid level in storage equipment, and when insulin liquid level is equal to or less than preset reference liquid level, send out
Going out insufficient insulin alarm signal, described liquid level detection device is also connected with AVR32 chip with by described
Insufficient insulin alarm signal is sent to described AVR32 chip.
Described control terminal includes: insulin drives equipment, is connected with described AVR32 chip, when
When receiving blood sugar concentration too high identification signal, according to described AVR32 chip forward blood sugar concentration and
The difference presetting blood glucose upper concentration determines insulin pump drive signal, described insulin pump drive signal
Determine value and the speed of the supply insulin of insulin pump.
Described control terminal includes: insulin pump, with insulin storage device and insulin infusion device
Connect respectively, drive equipment to be connected with described insulin, for driving the control of equipment at described insulin
Under system, the insulin in described insulin storage device is expelled to tested by insulin infusion device
In personnel's body；Insulin infusion device, detachable is embedded in tested personnel's body, for tested
Personnel's insulin injection.
Described control terminal includes: signal collecting device, including multiple medical electrode and multiple motion rail
Mark sensor, the plurality of medical electrode are separately positioned on the multiple fixed bits at tested personnel's body surface
Put, for extracting multiple electricity that tested personnel's cardioelectric field multiple fixed positions at body surface produce respectively
Pressure, each movement locus sensor is close to medical electrode and places, is used for extracting corresponding position
The drift electrocardio voltage signal that tested personnel produces because of breathing and human motion.
Described control terminal includes: movement locus abatement apparatus, with the plurality of medical electrode and described
Multiple movement locus sensors do not connect, and each voltage produced by each medical electrode is with corresponding
The drift electrocardio voltage signal summation that movement locus sensor produces, to obtain corresponding target voltage；
Lead circuit, is connected with described movement locus abatement apparatus, is used for receiving multiple target voltage, based on
The plurality of target voltage calculates electrocardio voltage difference and exports.
Described control terminal includes: signal amplification circuit, is connected with the described circuit that leads, is used for receiving
Described electrocardio voltage difference is also amplified by described electrocardio voltage difference；Bandwidth-limited circuit, puts with described signal
Big circuit connects, and the noise contribution in electrocardio voltage difference after filtering amplification is to obtain filtering voltage
Difference；Analog to digital conversion circuit, is connected with described bandwidth-limited circuit, for filtered electrical pressure reduction is carried out mould
Number conversion, poor to obtain digitized voltage；Electrocardiogram parameters extracts circuit, with described analog digital conversion electricity
Road connects, and extracts sinus rate and the PR interval of tested personnel based on described digitized voltage difference.
Described control terminal includes: enzyme electrode sensor, including reference electrode, to pole electrode and work
Three electrodes of electrode, working electrode are fixed with glucoseoxidase, wherein, when the quilt of tested personnel
Survey blood sample when being dropped in the test zone of working electrode, glucoseoxidase fixing on working electrode with
In glucose generation chemical reaction in tested blood sample, the response current on working electrode and tested blood sample
Concentration of glucose linear；Amplifying circuit, is connected with described enzyme electrode sensor, is used for connecing
The response current received and amplify on working electrode；Low pass filter, is connected with described amplifying circuit, uses
In receiving and filtering the radio-frequency component in response current.
Described control terminal includes: static storage device, is used for storing preset ratio coefficient；AVR32
Chip, is connected respectively with described low pass filter and described static storage device, based on preset ratio system
Number and filtered response current calculate the blood sugar concentration of tested personnel, and wherein, preset ratio coefficient is
Determine linear relationship between response current and the concentration of glucose in tested blood sample on working electrode
Ratio, described AVR32 chip also extracts circuit with described electrocardiogram parameters and is connected to receive tested personnel
Sinus rate and PR interval.
Described control terminal includes: serial communication circuit, is positioned at AVR32 chip and leads to Bluetooth matching
Between letter equipment, for described blood sugar concentration and described insufficient insulin alarm signal are sent to bluetooth
Matched communicating devices.
Described control terminal includes: Bluetooth matching communication equipment, for by described blood sugar concentration and described
Insufficient insulin alarm signal is wirelessly transmitted to the target Bluetooth devices connected.Described Bluetooth matching leads to
Letter equipment includes the first search subset, the second search subset and coupling connexon equipment；Wherein,
First search subset, determines Bluetooth MAC address according to MAC Address concentration in Bluetooth Scatternet
The highest micro bluetooth network of concentration is as target piconet, and a Bluetooth Scatternet is slight by multiple bluetooths
Net composition；Second search subset, is connected with described first search subset, slight in described target
In net, find one or more Bluetooth matchings that, quantity preceding by signal intensity ranking is not more than 7
Communication equipment is as one or more target Bluetooth devices；Coupling connexon equipment, searches with described second
Large rope equipment connects, and starts and is connected with the Bluetooth communication of the one or more target Bluetooth devices.
Wherein, described AVR32 chip when described blood sugar concentration higher than preset blood glucose upper concentration time,
Send blood sugar concentration too high identification signal, when described blood sugar concentration is less than default blood glucose least concentration,
Send blood sugar concentration too low identification signal, when described sinus rate is outside default sinus rate scope
Time, send sinus rate anomalous identification signal, outside described PR is spaced in presetting PR interval
Time, send PR and be spaced anomalous identification signal.
Wherein, when described target piconet having the quantity of Bluetooth matching communication equipment of signal for being more than
During equal to 7, the quantity of the one or more target Bluetooth devices is 7, when described target is slight
Net has signal Bluetooth matching communication equipment quantity for less than 7 time, the one or more target
The quantity of bluetooth equipment is the quantity of the Bluetooth matching communication equipment having signal in described target piconet.
Wherein, described electrocardio voltage difference includes multiple voltage difference.
Alternatively, in described blood glucose meter: described static storage device is additionally operable to prestore described pre-
If datum level, described default blood glucose upper concentration and described default blood glucose least concentration；Described
AVR32 chip sending sinus rate anomalous identification signal, PR is spaced anomalous identification signal, blood glucose
When excessive concentration identification signal or blood sugar concentration too low identification signal, it is simultaneously emitted by abnormality signal,
Otherwise, described AVR32 chip is simultaneously emitted by normal state signal；Described serial communication circuit is
RS232 communication interface；Described signal amplification circuit, described bandwidth-limited circuit and described analog digital conversion
Circuit is integrated on one piece of surface-mounted integrated circuit.
It addition, wave filter, as the term suggests, it is the device that ripple is filtered." ripple " be one non-
Physical concept the most widely, at electronic technology field, " ripple " is narrowly confined to refer in particular to describe respectively
Plant the process of the value fluctuations in time of physical quantity.The effect by various kinds of sensors of this process,
It is converted into the time function of voltage or electric current, the time waveform of the most various physical quantitys, or claims
For signal.Because the independent variable time is continuous value, so referred to as continuous time signal, again
It is referred to as analogue signal habitually.
Along with the generation of digital electronic computer technology with develop rapidly, for the ease of computer to letter
Number process, create and under sampling theorem instructs, continuous time signal is transformed into discrete time letter
Number complete theory and method.It is to say, can only use original analog signal when series of discrete
Between sample value in coordinate points express primary signal and do not lose any information, ripple, waveform, signal this
Since what a little concepts were expressed is the change of various physical quantitys in objective world, it is exactly that modern society relies naturally
Carrier with the various information of existence.Information needs to propagate, and lean on is exactly the transmission of waveshape signal.Letter
Number it generation, change, each link of transmitting be likely to be due to environment and the existence of interference and
Distortion, the most in quite a number of cases, this distortion is the most serious, causes signal and is taken
The information of band is embedded in the middle of noise dearly.In order to filter these noises, recover signal originally,
Need to use various wave filter to be filtered processing.
Use the blood glucose meter of the present invention, fall behind and radio communication for blood glucose apparatus structure in prior art
The technical problem of function difference, optimizes the structure of existing blood glucose instrument, add Electrocardiography equipment and
Blood sugar concentration automatic controlling device, the most also improves the communication performance of existing bluetooth communication interface, thus
Improve the quality of its medical services.
Although it is understood that the present invention discloses as above with preferred embodiment, but above-mentioned enforcement
Example is not limited to the present invention.For any those of ordinary skill in the art, without departing from
Under technical solution of the present invention ambit, all may utilize the technology contents of the disclosure above to the technology of the present invention
Scheme makes many possible variations and modification, or is revised as the Equivalent embodiments of equivalent variations.Therefore,
Every content without departing from technical solution of the present invention, the technical spirit of the foundation present invention is to above example
Any simple modification, equivalent variations and the modification done, all still falls within technical solution of the present invention protection
In the range of.
Claims (1)
1. a blood glucose meter, controls terminal and includes that Automatic insulin injection equipment, Electrocardiography set
Standby, blood sugar test equipment and AVR32 chip, described Electrocardiography equipment and described blood sugar test set
Standby ECG data and blood glucose level data, described AVR32 chip and the institute being respectively used to extract tested personnel
State Automatic insulin injection equipment, described Electrocardiography equipment and described blood sugar test equipment to connect respectively
Connect, determine whether to send electrocardiogram parameters alarm signal based on described ECG data, be additionally based upon described
Blood glucose level data determines the control strategy of described Automatic insulin injection equipment；
It is characterized in that, described control terminal includes:
Insulin storage device, for prestoring the insulin of preset capacity；
Liquid level detection device, is positioned at described insulin storage device, deposits for detection insulin in real time
Insulin liquid level in storage equipment, and when insulin liquid level is equal to or less than preset reference liquid level, send out
Going out insufficient insulin alarm signal, described liquid level detection device is also connected with AVR32 chip with by described
Insufficient insulin alarm signal is sent to described AVR32 chip；
Insulin drives equipment, is connected with described AVR32 chip, when receiving the too high knowledge of blood sugar concentration
During level signal, the blood sugar concentration forwarded according to described AVR32 chip and the difference of default blood glucose upper concentration
Value determines insulin pump drive signal, and described insulin pump drives the signal deciding supply of insulin pump
The value of insulin and speed；
Insulin pump, connects respectively with insulin storage device and insulin infusion device, with described pancreas
Island element drives equipment to connect, under the control driving equipment at described insulin, by described insulin
Insulin in storage device is expelled in tested personnel's body by insulin infusion device；
Insulin infusion device, detachable is embedded in tested personnel's body, for noting to tested personnel
Penetrate insulin；
Signal collecting device, including multiple medical electrode and multiple movement locus sensor, the plurality of
Medical electrode are separately positioned on the multiple fixed positions at tested personnel's body surface, are used for extracting tested personnel
Multiple voltages that the cardioelectric field multiple fixed positions at body surface produce respectively, each movement locus passes
Sensor is close to medical electrode and places, and is used for extracting corresponding position tested personnel because breathing and people
The drift electrocardio voltage signal that body moves and produces；
Movement locus abatement apparatus, with the plurality of medical electrode and the plurality of movement locus sensor
Connecting respectively, each voltage produced by each medical electrode produces with corresponding movement locus sensor
Raw drift electrocardio voltage signal summation, to obtain corresponding target voltage；
Lead circuit, is connected with described movement locus abatement apparatus, is used for receiving multiple target voltage,
Calculate electrocardio voltage difference based on the plurality of target voltage and export；
Signal amplification circuit, is connected with the described circuit that leads, and is used for receiving described electrocardio voltage difference right
Described electrocardio voltage difference is amplified；
Bandwidth-limited circuit, is connected with described signal amplification circuit, the electrocardio electricity after filtering amplification
Noise contribution in pressure reduction is to obtain filtered electrical pressure reduction；
Analog to digital conversion circuit, is connected with described bandwidth-limited circuit, for filtered electrical pressure reduction is carried out mould
Number conversion, poor to obtain digitized voltage；
Electrocardiogram parameters extracts circuit, is connected with analog-digital conversion circuit as described, based on described digitized electricity
Pressure reduction extracts sinus rate and the PR interval of tested personnel；
Enzyme electrode sensor, including reference electrode, to pole electrode and three electrodes of working electrode, work
Glucoseoxidase it is fixed with, wherein, when the tested blood sample of tested personnel is dropped in work electricity on electrode
During the test zone of pole, glucoseoxidase fixing on working electrode and the glucose in tested blood sample
Chemical reaction occurs, and the response current on working electrode is with the concentration of glucose in tested blood sample linearly
Relation；
Amplifying circuit, is connected with described enzyme electrode sensor, for receiving and amplifying on working electrode
Response current；
Low pass filter, is connected with described amplifying circuit, for receiving and filter the height in response current
Frequently composition；
Static storage device, is used for storing preset ratio coefficient；
AVR32 chip, is connected respectively with described low pass filter and described static storage device, based on
Preset ratio coefficient and filtered response current calculate the blood sugar concentration of tested personnel, wherein, preset
Proportionality coefficient is to determine between response current and the concentration of glucose in tested blood sample on working electrode
The ratio of linear relationship, described AVR32 chip also extracts circuit with described electrocardiogram parameters and is connected to connect
Receive sinus rate and the PR interval of tested personnel；
Serial communication circuit, between AVR32 chip and Bluetooth matching communication equipment, for by institute
State blood sugar concentration and described insufficient insulin alarm signal is sent to Bluetooth matching communication equipment；
Bluetooth matching communication equipment, for by described blood sugar concentration and described insufficient insulin alarm signal
It is wirelessly transmitted to the target Bluetooth devices on connecting；Described Bluetooth matching communication equipment includes the first search
Subset, the second search subset and coupling connexon equipment；Wherein, described first search subset
Determine that the bluetooth that Bluetooth MAC address concentration is the highest is micro-according to MAC Address concentration in Bluetooth Scatternet
Microgrid is as target piconet, and a Bluetooth Scatternet is made up of multiple micro bluetooth networks；Described second
Search subset is connected with described first search subset, in described target piconet, finds by letter
Number intensity ranking is preceding, quantity is not more than one or more Bluetooth matching communication equipments of 7 as one
Individual or multiple target Bluetooth devices；Described coupling connexon equipment is with described second search subset even
Connect, start and be connected with the Bluetooth communication of the one or more target Bluetooth devices；
Wherein, described AVR32 chip, when described blood sugar concentration is higher than when presetting blood glucose upper concentration, is sent out
Go out blood glucose excessive concentration identification signal, when described blood sugar concentration is less than when presetting blood glucose least concentration, send out
Go out blood sugar concentration too low identification signal, when described sinus rate is outside default sinus rate scope,
Send sinus rate anomalous identification signal, when outside described PR is spaced in default PR interval,
Send PR and be spaced anomalous identification signal；
Wherein, when described target piconet having the quantity of Bluetooth matching communication equipment of signal for being more than
During equal to 7, the quantity of the one or more target Bluetooth devices is 7, when described target is slight
Net has signal Bluetooth matching communication equipment quantity for less than 7 time, the one or more target
The quantity of bluetooth equipment is the quantity of the Bluetooth matching communication equipment having signal in described target piconet；
Wherein, described electrocardio voltage difference includes multiple voltage difference；
Described static storage device is additionally operable to prestore described preset reference liquid level, described default blood glucose
Upper concentration and described default blood glucose least concentration；
Described AVR32 chip is sending sinus rate anomalous identification signal, PR interval anomalous identification letter
Number, blood sugar concentration too high identification signal or during blood sugar concentration too low identification signal, be simultaneously emitted by abnormal shape
State signal, otherwise, described AVR32 chip is simultaneously emitted by normal state signal；
Described serial communication circuit is RS232 communication interface；
Described signal amplification circuit, described bandwidth-limited circuit and analog-digital conversion circuit as described are integrated in
On one piece of surface-mounted integrated circuit.
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| CN201510745036.7A CN105203767B (en) | 2015-11-05 | 2015-11-05 | A kind of blood glucose meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105433958A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Intelligent medical monitoring device |
| CN105640519A (en) * | 2016-01-02 | 2016-06-08 | 无锡桑尼安科技有限公司 | Taxi driver body monitoring device |
| CN105411534A (en) * | 2016-01-02 | 2016-03-23 | 无锡桑尼安科技有限公司 | Automatic critical patient rescue method |
| CN105433940A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Intelligent multi-parameter detection method |
| CN105662363A (en) * | 2016-01-02 | 2016-06-15 | 无锡桑尼安科技有限公司 | Diver underwater function detection method |
| CN105496373A (en) * | 2016-01-02 | 2016-04-20 | 无锡桑尼安科技有限公司 | Intelligent medical aided system |
| CN105534495A (en) * | 2016-01-02 | 2016-05-04 | 无锡桑尼安科技有限公司 | Diver underwater function detection system |
| CN105534494A (en) * | 2016-01-02 | 2016-05-04 | 无锡桑尼安科技有限公司 | Human body function detection device |
| CN105640541A (en) * | 2016-01-02 | 2016-06-08 | 无锡桑尼安科技有限公司 | Human body monitor |
| CN105496380A (en) * | 2016-01-02 | 2016-04-20 | 无锡桑尼安科技有限公司 | Human body health state judgment device |
| CN105433939A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Personnel physiological state detecting method based on age group detection |
| CN105395174A (en) * | 2016-01-02 | 2016-03-16 | 无锡桑尼安科技有限公司 | Intelligent physiological parameter determining equipment |
| CN105534496A (en) * | 2016-01-02 | 2016-05-04 | 无锡桑尼安科技有限公司 | Automatic rescue system |
| CN105433941A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Intelligent multi-parameter detection platform |
| CN105395191A (en) * | 2016-01-02 | 2016-03-16 | 无锡桑尼安科技有限公司 | Age group detection-based personnel physiological status detection device |
| CN105455796A (en) * | 2016-01-02 | 2016-04-06 | 无锡桑尼安科技有限公司 | Intelligent physiological parameter determination method |
| CN105640570A (en) * | 2016-01-02 | 2016-06-08 | 无锡桑尼安科技有限公司 | Automatic critical patient rescue system |
| CN105433924A (en) * | 2016-01-02 | 2016-03-30 | 无锡桑尼安科技有限公司 | Taxi driver body guardianship method |
| CN105380636A (en) * | 2016-01-02 | 2016-03-09 | 无锡桑尼安科技有限公司 | Human body monitoring device |
| CN106546719A (en) * | 2016-10-31 | 2017-03-29 | 苏州立源信智能科技有限公司 | A kind of measured value automatically analyzes blood-sugar detecting instrument |
-
2015
- 2015-11-05 CN CN201510745036.7A patent/CN105203767B/en not_active Expired - Fee Related
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|---|---|
| CN105203767A (en) | 2015-12-30 |
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